code: def generator_helper():
      return GeneratorHelper
  
imports: import copy
  import numpy
  import pandas
  import pytest
  from pandas import DataFrame, Series
  from autogluon.common.features.feature_metadata import FeatureMetadata
  from autogluon.features.generators import AbstractFeatureGenerator
label_desc: Use image node_id 1 for calling a global function with example usage: generator_helper() and returns: GeneratorHelper